On Fri, 26 Feb 2021 at 00:36, Bin Meng <bmeng...@gmail.com> wrote: > > 'dma-ranges' frequently exists without parent nodes having 'dma-ranges'. > While this is an error for 'ranges', this is fine because DMA capable > devices always have a translatable DMA address. Also, with no > 'dma-ranges' at all, the assumption is that DMA addresses are 1:1 with > no restrictions unless perhaps the device itself has implicit > restrictions. > > This keeps in sync with Linux kernel commit: > > 81db12ee15cb: of/address: Translate 'dma-ranges' for parent nodes missing > 'dma-ranges' > > Signed-off-by: Bin Meng <bmeng...@gmail.com> > --- > > drivers/core/of_addr.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-)
Reviewed-by: Simon Glass <s...@chromium.org>
